#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < n; ++i)
typedef long long ll;
using namespace std;

int main() {
    cin.tie(0)->sync_with_stdio(0);

    ll N;
    cin >> N;
    string ans = "";
    while (N != 1) {
        if (N % 2 == 0) {
            N /= 2;
            ans += "/";
        } else {
            N = N * 3 + 1;
            ans += "+";
        }
    }

    cout << ans.size() << "\n";
    cout << ans << "\n";

    return 0;
}